Hypotrochoid Spiro Pen and Art Set
Draw circles around the competitionHypotrochoids are mathematical designs created by a point in a circle rolling around inside of a larger circle. Although the math is complicated making beautifully complex art is simple and enjoyable! Contains: 2 hypotrochoid templates, 1 Red, 1 Blue, and 1 Green pen, tin Carrying case and instructions.
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|Age Group||12+ Years|
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